Graco 165949 Packing Vee
Replace worn vee seal in the pump packing stack to restore pressure and stop leaks. Always verify the part against your sprayer’s parts list before ordering.
- Part No.: 165949 (vee packing)
- Location: Packing/gland around piston or rod
- Function: Dynamic seal for pressure retention
- Note: Some models require multiple pieces in the stack
- Install: Orient chevrons toward the pressure side
Compatible Machines
Product Overview
Graco 165949 Packing Vee is a V-section seal used in pump and packing assemblies to control fluid leakage around a moving rod/piston and to maintain operating pressure. It’s typically installed within the pump’s packing stack or gland assembly.
| Detail | Description |
|---|---|
| Part Number | 165949 |
| Type | Vee (chevron) packing / seal |
| Typical Location | Pump packing stack / packing gland around piston or displacement rod |
| Primary Function | Seals dynamic surfaces to reduce leakage and sustain system pressure |
Key Highlights
- Designed for dynamic sealing in airless paint sprayer pump assemblies.
- Supports pressure retention and reduces premature wear in the packing stack.
- Use only the exact part number specified in your model’s parts breakdown.
Installation & Maintenance Notes
- Confirm the exact stack order and orientation from the service manual before disassembly.
- Inspect the rod/piston surface for scoring—replace or polish if damaged to prevent rapid seal wear.
- Lubricate per manual; assemble to the specified torque and orientation (chevrons typically face pressure).
- Pressure-test after assembly and check for leakage during the first use cycle.
What’s Included
Single vee packing (quantity as sold per listing). Some models require multiple pieces in a stack—always follow the model’s parts list.
Frequently Asked Questions
165949. If your manual lists a different number, use that exact part instead.No reviews yet. Be the first to review this product!